Metronidazole USP
Metronidazole is an aromatic nitroimidazole derivative classified under HTS 2933.29.20.00 as a drug containing an unfused imidazole ring. It is primarily used as an antibiotic for treating anaerobic bacterial and protozoal infections.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-aromatic or not modified aromatic
Non-aromatic imidazole compounds fall under the general 'other' subheading.
If formulated as finished dosage form like tablets
Medicaments in measured doses shift to Chapter 30 from bulk chemical classification.
If classified as antibiotic intermediate
Certain amine-function compounds used in antibiotic production may go to heading 2941.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide FDA Drug Master File and Certificate of Analysis confirming USP purity standards
• Ensure proper DEA scheduling documentation if applicable for bulk pharmaceutical imports
• Verify imidazole content via HPLC analysis to confirm classification under 2933.29.20.00
Related Products under HTS 2933.29.20.00
Clotrimazole API
Clotrimazole is an aromatic imidazole antifungal agent under HTS 2933.29.20.00 due to its unfused imidazole ring structure. Used in pharmaceutical formulations for topical and oral candidiasis treatment.
Econazole Nitrate BP
Econazole nitrate, an imidazole derivative with aromatic structure, falls under HTS 2933.29.20.00 as a drug substance. It functions as a broad-spectrum antifungal for dermatological applications.
Tioconazole Pharmaceutical Grade
Tioconazole is a synthetic aromatic imidazole drug under HTS 2933.29.20.00, containing an unfused imidazole ring. Primarily used for vaginal candidiasis treatment in pharmaceutical formulations.
Ketoconazole Base
Ketoconazole base is an aromatic imidazole derivative classified as a drug under HTS 2933.29.20.00 due to its unfused imidazole ring. Used systemically for fungal infections and hormonal disorders.
Miconazole Nitrate USP
Miconazole nitrate, an imidazole-class antifungal with aromatic structure, is imported under HTS 2933.29.20.00 as a drug substance. Effective against dermatophytes and yeasts in topical applications.
Omoconazole Pharmaceutical Intermediate
Omoconazole is a specialized aromatic imidazole drug substance under HTS 2933.29.20.00, featuring unfused imidazole ring. Developed for advanced antifungal therapies in clinical applications.